L> Moving to another question will save this response. Question 7 According to the profit-maximizing principle of marginal analysis, if the marginal benefit is the marginal cost, O a. equal to; an activity should be reduced O b. less than; an activity should be increased' O c. less than; net benefit is maximized O d. more than; an activity should be increased > A Moving to another question will save this response. a e 0 9 hp